Sichuan Qingjiang Machinery Co., Ltd., formerly known as Xikang agricultural machinery factory, was founded in 1951. It was named Sichuan Qingjiang Machinery Co., Ltd.by Sichuan Commission for Restructuring, after shareholding system transformation by Sichuan Commission for Restructuring in 1994.

The company has long been engaged in the research, design, manufacturing of mechanical products. The plant oil pressing equipment has been started since 1961.

In the 1980s, the company has become a famous domestic oil press machinery manufacturer.

The Qingjiang brand oil press produced by the company has successively won the titles of Sichuan Province Quality Product, National Machinery Industry Ministry Quality Product, and National Machinery Industry Famous Brand Product. The company is a national standard drafting unit of agricultural screw oil press and a national high-tech enterprise. It has passed the ISO9001 quality management system certification of China Quality Certification Center. The products are sold at home and abroad.

In recent years, in order to make edible vegetable oil more environmentally friendly and safer, the company has accelerated its product improvement design work, prompting the conversion of oil presses from agricultural and sideline products processing machinery to food processing machinery.

In recent years, in order to make edible vegetable oil more environmentally friendly and safer, the company accelerated the improvement of product design work, prompting the conversion of oil presses from agricultural and sideline products processing machinery to food processing machinery.